Log in using the new customer accounts page.
(!!!!) (Best Value Single) ECC83=12AX7 Mullard Webcor ribbed plates used/very good 1962 (161 series) (1.0/0.9ma and Gm=1500/1500) 1-3% section balance
(!!!!) (Best Value used) ECC83=12AX7 Fisher Mullard ribbed plates used/good 1964 (.8/1.2mA Gm=1400/1600)
(!!!) (Recommended Single) ECC83=12AX7 Mullard Webcor ribbed plates used/good 1962 (161 series) in white box (1.0/0.7ma and Gm=1600/1400)
